IBM reclaims supercomputer crown for U.S.
A 16,000-processor version of its BlueGene/L hit 36 TFLOPS
For the first time since 2002, Japan's Earth Simulator is not the most powerful supercomputer on the planet.
IBM has assembled a 16,000-processor version of its BlueGene/L supercomputer, which on Sept. 16 edged out the Earth Simulator, built by IBM rival NEC Corp., according to benchmarks run by IBM.